Instanta WMSP156 15 Litre Wall Mounted Auto Fill Water Boiler
Product Description
The Instanta WMSP156 is a wall-mounted, auto-fill water boiler with a 15 litre capacity, designed for sites that need a reliable and consistent supply of near-boiling water throughout the working...
Specifications
- Capacity (litres)
- 15
- Country of origin
- UK
- External depth (mm)
- 250
- External height (mm)
- 530
Product Description
The Instanta WMSP156 is a wall-mounted, auto-fill water boiler with a 15 litre capacity, designed for sites that need a reliable and consistent supply of near-boiling water throughout the working day. It draws directly from the mains water supply and refills automatically, removing the need for manual top-ups and keeping hot water available without interruption. The stainless steel construction is well suited to the demands of a commercial kitchen environment.
In practice, this type of boiler works well in caféss, hotel serveries, staff canteens, hospitality suites and smaller restaurant operations where hot water is needed continuously but a large free-standing unit would be impractical or unnecessary. The wall-mounted format keeps it off valuable worktop and floor space, which is often a real consideration in compact or high-traffic service areas.
Operationally, it offers a number of features that help reduce running costs and maintenance overhead:
- ECO mode reduces energy consumption during quieter periods without sacrificing availability
- Adjustable temperature control lets operators set the output to suit the application
- A 7-day programmable timer allows the boiler to follow your service schedule automatically
- A filter change indicator takes the guesswork out of maintenance and helps protect water quality
- Built-in diagnostics flag performance issues early, reducing the risk of unexpected downtime
Installation requires a mains cold water connection and a hardwired single-phase electrical supply, so it should be positioned to allow access to both. It is worth confirming plumbing and electrical points are in place before ordering, particularly in older or refurbished premises where services may not run where you need them.
The WMSP156 is a practical choice for small to medium-volume sites where counter or floor space is limited and demand is steady rather than exceptionally high. For larger operations running multiple service points or significantly higher throughput, a higher-capacity unit may be worth considering.
If you are unsure whether this model fits your service volumes or site conditions, the team is happy to talk it through with you before you commit.
Key Features
- Auto fill mains-connected operation with 15 litre capacity for continuous supply
- Adjustable output temperature to suit different beverage service requirements
- Integral 7-day programmable timer aligned to your service schedule
- ECO energy-saving mode reduces consumption during low-demand periods
- Programmable filter change indicator and onboard diagnostics system
Operational Benefits
- Continuous hot water availability without manual refilling during service
- Wall-mounted design frees up worktop and floor space in busy kitchens
- Scheduled heating cycles help reduce energy costs across the working week
- Filter and diagnostics alerts support planned maintenance and reduce downtime
- Consistent water temperature helps maintain quality across beverage service
Specifications
- Capacity (litres)
- 15
- Country of origin
- UK
- External depth (mm)
- 250
- External height (mm)
- 530
- External width (mm)
- 370
- Extra information
- WRAS approved
- Gtin
- 0791689617435
- Heat-up time
- 16 mins
- Machine output
- 57 litres per hour
- Material
- 304 grade stainless steel
- Power rating (kw)
- 6
- Power type
- Single Phase Hardwired
- Rapid draw-off ltr
- 15
- Tap protrusion
- 90
- Temperature range (deg c)
- 80 - 98
- Weight (kg)
- 12.4
Downloads
sureflow premium wall mounted installation user manual 2359500d-4f79-4f23-b419-59370bcd654fwmsp156 specification sheet
Frequently Asked Questions
- It works well in cafés and similar sites with steady, continuous demand throughout the day. The auto fill and ECO mode mean it maintains availability without constant attention. For very high-volume operations running multiple hot beverage service points simultaneously, it is worth discussing whether a larger-capacity unit would be a better fit.
- The WMSP156 requires a mains cold water supply connection and a hardwired single-phase electrical supply. It must be wall-mounted at a suitable height with access for plumbing and electrical connections. It is advisable to confirm these services are accessible at the intended installation point before ordering, particularly in refurbished or older premises.
- The filter change indicator is programmable and alerts staff when the filter is due for replacement based on usage, helping to maintain water quality and protect the internal components. Servicing intervals will depend on local water hardness and usage levels — in hard water areas, more frequent filter changes are typically needed, and it is worth factoring this into your maintenance planning.